version 1.1.1.1.2.2, 2010/06/18 15:47:33
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version 1.2.2.1, 2011/07/14 02:13:24
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Line 5
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* $Author$ |
* $Author$ |
* $Id$ |
* $Id$ |
* |
* |
*************************************************************************/ | ************************************************************************** |
| The ELWIX and AITNET software is distributed under the following |
| terms: |
| |
| All of the documentation and software included in the ELWIX and AITNET |
| Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
| |
| Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
| by Michael Pounov <misho@elwix.org>. All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions |
| are met: |
| 1. Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| 2. Redistributions in binary form must reproduce the above copyright |
| notice, this list of conditions and the following disclaimer in the |
| documentation and/or other materials provided with the distribution. |
| 3. All advertising materials mentioning features or use of this software |
| must display the following acknowledgement: |
| This product includes software developed by Michael Pounov <misho@elwix.org> |
| ELWIX - Embedded LightWeight unIX and its contributors. |
| 4. Neither the name of AITNET nor the names of its contributors |
| may be used to endorse or promote products derived from this software |
| without specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND |
| ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| SUCH DAMAGE. |
| */ |
#include "global.h" |
#include "global.h" |
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/* |
/* |
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* rpc_cli_openBLOBClient() Connect to BLOB Server |
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* @rpccli = RPC Client session |
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* @Port = Port for bind server, if Port == 0 default port is selected |
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* return: NULL == error or !=NULL connection to BLOB server established |
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*/ |
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rpc_cli_t * |
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rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, u_short Port) |
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{ |
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rpc_cli_t *cli = NULL; |
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struct sockaddr_in sin; |
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struct sockaddr_in6 sin6; |
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if (!rpccli || (rpccli->cli_sa.sa_family != AF_INET && rpccli->cli_sa.sa_family != AF_INET6)) { |
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rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to BLOB server ...\n"); |
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return NULL; |
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} |
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if (!Port) |
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Port = RPC_DEFPORT + 1; |
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cli = malloc(sizeof(rpc_cli_t)); |
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if (!cli) { |
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LOGERR; |
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return NULL; |
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} else |
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memcpy(cli, rpccli, sizeof(rpc_cli_t)); |
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if (rpccli->cli_sa.sa_family == AF_INET) { |
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memcpy(&sin, &rpccli->cli_sa, sizeof sin); |
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sin.sin_port = htons(Port); |
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memcpy(&cli->cli_sa, &sin, sizeof(struct sockaddr)); |
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} else { |
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memcpy(&sin6, &rpccli->cli_sa, sizeof sin6); |
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sin6.sin6_port = htons(Port); |
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memcpy(&cli->cli_sa, &sin6, sizeof(struct sockaddr)); |
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} |
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cli->cli_sock = socket(cli->cli_sa.sa_family, SOCK_STREAM, 0); |
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if (cli->cli_sock == -1) { |
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LOGERR; |
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free(cli); |
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return NULL; |
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} |
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if (connect(cli->cli_sock, &cli->cli_sa, sizeof cli->cli_sa) == -1) { |
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LOGERR; |
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free(cli); |
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return NULL; |
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} |
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return cli; |
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} |
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/* |
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* rpc_cli_closeBLOBClient() Close connection to BLOB server and free resources |
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* @cli = BLOB Client session |
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* return: none |
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*/ |
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void |
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rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli) |
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{ |
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if (!cli) { |
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rpc_SetErr(EINVAL, "Error:: Can`t close connection because parameter is null!\n"); |
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return; |
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} |
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shutdown(cli->cli_sock, SHUT_RDWR); |
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close(cli->cli_sock); |
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free(cli); |
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cli = NULL; |
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} |
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// -------------------------------------------------------------- |
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/* |
* rpc_cli_openClient() Connect to RPC Server |
* rpc_cli_openClient() Connect to RPC Server |
* @ProgID = ProgramID for RPC session request |
* @ProgID = ProgramID for RPC session request |
* @ProcID = ProcessID for RPC session request |
* @ProcID = ProcessID for RPC session request |
Line 165 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 276 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Limit = sizeof(struct tagRPCCall); |
Limit = sizeof(struct tagRPCCall); |
if (in_argc) { |
if (in_argc) { |
v = (rpc_val_t*) (buf + sizeof(struct tagRPCCall)); |
v = (rpc_val_t*) (buf + sizeof(struct tagRPCCall)); |
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if (in_argc * sizeof(rpc_val_t) > BUFSIZ - Limit) { |
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rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet values (-7) ...\n"); |
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return -7; |
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} else |
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Limit += in_argc * sizeof(rpc_val_t); |
memcpy(v, in_vals, in_argc * sizeof(rpc_val_t)); |
memcpy(v, in_vals, in_argc * sizeof(rpc_val_t)); |
Limit += in_argc * sizeof(rpc_val_t); |
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data = (u_char*) v + in_argc * sizeof(rpc_val_t); |
data = (u_char*) v + in_argc * sizeof(rpc_val_t); |
for (i = 0; i < in_argc; i++) { |
for (i = 0; i < in_argc; i++) { |
switch (in_vals[i].val_type) { |
switch (in_vals[i].val_type) { |
Line 182 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 297 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Limit += in_vals[i].val_len; |
Limit += in_vals[i].val_len; |
break; |
break; |
case string: |
case string: |
if (Limit + in_vals[i].val_len + 1 > BUFSIZ) { | if (Limit + in_vals[i].val_len > BUFSIZ) { |
ret = -7; |
ret = -7; |
break; |
break; |
} |
} |
Line 192 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 307 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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data += in_vals[i].val_len; |
data += in_vals[i].val_len; |
Limit += in_vals[i].val_len; |
Limit += in_vals[i].val_len; |
break; |
break; |
case array: |
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if (Limit + in_vals[i].val_len > BUFSIZ) { |
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ret = -7; |
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break; |
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} |
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memcpy(data, in_vals[i].val.array, in_vals[i].val_len); |
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v[i].val.array = (int8_t**) ((void*) data - (void*) v); |
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data += in_vals[i].val_len; |
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Limit += in_vals[i].val_len; |
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break; |
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default: |
default: |
break; |
break; |
} |
} |
Line 217 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 321 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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return -1; |
return -1; |
} |
} |
if (ret != Limit) { |
if (ret != Limit) { |
rpc_SetErr(EBADMSG, "Error:: in send RPC request, should be send %d bytes, really is %d\n", | rpc_SetErr(ECANCELED, "Error:: in send RPC request, should be send %d bytes, really is %d\n", |
Limit, ret); |
Limit, ret); |
return -9; |
return -9; |
} |
} |
Line 235 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 339 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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LOGERR; |
LOGERR; |
return -3; |
return -3; |
} |
} |
if (!ret) // receive EOF | if (!ret) /* receive EOF! */ |
return 0; |
return 0; |
if (ret < sizeof(struct tagRPCCall)) { | if (ret < sizeof(struct tagRPCRet)) { |
rpc_SetErr(EMSGSIZE, "Error:: too short RPC packet ...\n"); |
rpc_SetErr(EMSGSIZE, "Error:: too short RPC packet ...\n"); |
return -4; |
return -4; |
} else |
} else |
rrpc = (struct tagRPCRet*) buf; |
rrpc = (struct tagRPCRet*) buf; |
// check RPC packet session info | /* check RPC packet session info */ |
if (memcmp(&rrpc->ret_session, cli->cli_parent, sizeof rrpc->ret_session)) { |
if (memcmp(&rrpc->ret_session, cli->cli_parent, sizeof rrpc->ret_session)) { |
rpc_SetErr(EINVAL, "Error:: get invalid RPC session ...\n"); |
rpc_SetErr(EINVAL, "Error:: get invalid RPC session ...\n"); |
return -5; |
return -5; |
} | } else |
| Limit = sizeof(struct tagRPCRet); |
if (rrpc->ret_retcode < 0 && rrpc->ret_errno) { |
if (rrpc->ret_retcode < 0 && rrpc->ret_errno) { |
rpc_SetErr(rrpc->ret_errno, "Error::Server side: %s\n", strerror(rrpc->ret_errno)); | rpc_SetErr(rrpc->ret_errno, "Error::Server side: %d %s\n", |
| rrpc->ret_retcode, strerror(rrpc->ret_errno)); |
return -6; |
return -6; |
} |
} |
// RPC is OK! Go decapsulate variables ... | if (rrpc->ret_argc * sizeof(rpc_val_t) > BUFSIZ - Limit) { |
| rpc_SetErr(EMSGSIZE, "Error:: reply RPC packet is too big ...\n"); |
| return -7; |
| } else |
| Limit += rrpc->ret_argc * sizeof(rpc_val_t); |
| /* RPC is OK! Go decapsulate variables ... */ |
if (rrpc->ret_argc) { |
if (rrpc->ret_argc) { |
*out_argc = rrpc->ret_argc; |
*out_argc = rrpc->ret_argc; |
*out_vals = calloc(rrpc->ret_argc, sizeof(rpc_val_t)); |
*out_vals = calloc(rrpc->ret_argc, sizeof(rpc_val_t)); |
Line 260 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 371 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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*out_argc = 0; |
*out_argc = 0; |
return -1; |
return -1; |
} else |
} else |
Limit = rrpc->ret_argc * sizeof(rpc_val_t); | memcpy(*out_vals, buf + sizeof(struct tagRPCRet), Limit - sizeof(struct tagRPCRet)); |
memcpy(*out_vals, buf + sizeof(struct tagRPCRet), Limit); | /* RPC received variables types OK! */ |
// RPC received variables types OK! | data = (u_char*) buf + Limit; |
data = (u_char*) buf + sizeof(struct tagRPCRet) + Limit; | |
for (i = 0; i < rrpc->ret_argc; i++) |
for (i = 0; i < rrpc->ret_argc; i++) |
switch ((*out_vals)[i].val_type) { |
switch ((*out_vals)[i].val_type) { |
case buffer: |
case buffer: |
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if ((*out_vals)[i].val_len > BUFSIZ - Limit) { |
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rpc_SetErr(EMSGSIZE, "Error:: Too big RPC packet ...\n"); |
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free(*out_vals); |
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*out_vals = NULL; |
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*out_argc = 0; |
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return -7; |
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} else |
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Limit += (*out_vals)[i].val_len; |
|
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(*out_vals)[i].val.buffer = malloc((*out_vals)[i].val_len); |
(*out_vals)[i].val.buffer = malloc((*out_vals)[i].val_len); |
if (!(*out_vals)[i].val.buffer) { |
if (!(*out_vals)[i].val.buffer) { |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); |
Line 279 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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Line 398 rpc_cli_execCall(rpc_cli_t *cli, const char *csModule,
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data += (*out_vals)[i].val_len; |
data += (*out_vals)[i].val_len; |
break; |
break; |
case string: |
case string: |
(*out_vals)[i].val.string = (int8_t*) strdup((char*) data); | if ((*out_vals)[i].val_len > BUFSIZ - Limit) { |
if (!(*out_vals)[i].val.string) { | rpc_SetErr(EMSGSIZE, "Error:: Too big RPC packet ...\n"); |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); | |
free(*out_vals); |
free(*out_vals); |
*out_vals = NULL; |
*out_vals = NULL; |
*out_argc = 0; |
*out_argc = 0; |
return -1; | return -7; |
} | } else |
data += (*out_vals)[i].val_len + 1; | Limit += (*out_vals)[i].val_len; |
break; | |
case array: | (*out_vals)[i].val.string = malloc((*out_vals)[i].val_len); |
(*out_vals)[i].val.array = malloc((*out_vals)[i].val_len); | if (!(*out_vals)[i].val.string) { |
if (!(*out_vals)[i].val.array) { | |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); |
free(*out_vals); |
free(*out_vals); |
*out_vals = NULL; |
*out_vals = NULL; |
*out_argc = 0; |
*out_argc = 0; |
return -1; |
return -1; |
} else |
} else |
memcpy((*out_vals)[i].val.array, data, (*out_vals)[i].val_len); | memcpy((*out_vals)[i].val.string, data, (*out_vals)[i].val_len); |
data += (*out_vals)[i].val_len; |
data += (*out_vals)[i].val_len; |
break; |
break; |
default: |
default: |